Home / 32,920,005.39-45,429,591.63-19,689,182.07

Finding the Fourth Proportional to 32,920,005.39, 45,429,591.63 and 19,689,182.07

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Solution

The fourth proportional to 32,920,005.39, 45,429,591.63 and 19,689,182.07 is: 27,171,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920,005.39 : 45,429,591.63 = 19,689,182.07 : x
  2. Step 2: Convert to fraction form
    32,920,005.39/45,429,591.63 = 19,689,182.07/x
  3. Step 3: Cross multiply
    32,920,005.39x = 45,429,591.63 × 19,689,182.07
  4. Step 4: Simplify right side
    32,920,005.39x = 894,471,500,968,818.12
  5. Step 5: Solve for x
    x = 894,471,500,968,818.12/32,920,005.39
  6. Step 6: Final answer
    x = 27,171,061.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.